+/* Return non-zero if we can set a hardware watchpoint of type TYPE. TYPE
+ is one of bp_hardware_watchpoint, bp_read_watchpoint, bp_write_watchpoint,
+ or bp_hardware_watchpoint. CNT is the number of watchpoints used so
+ far.
+
+ Note: procfs_can_use_hw_breakpoint() is not yet used by all
+ procfs.c targets due to the fact that some of them still define
+ TARGET_CAN_USE_HARDWARE_WATCHPOINT. */
+
+static int
+procfs_can_use_hw_breakpoint (int type, int cnt, int othertype)
+{
+#ifndef TARGET_HAS_HARDWARE_WATCHPOINTS
+ return 0;
+#else
+ /* Due to the way that proc_set_watchpoint() is implemented, host
+ and target pointers must be of the same size. If they are not,
+ we can't use hardware watchpoints. This limitation is due to the
+ fact that proc_set_watchpoint() calls
+ procfs_address_to_host_pointer(); a close inspection of
+ procfs_address_to_host_pointer will reveal that an internal error
+ will be generated when the host and target pointer sizes are
+ different. */
+ if (sizeof (void *) != TYPE_LENGTH (builtin_type_void_data_ptr))
+ return 0;
+
+ /* Other tests here??? */
+
+ return 1;
+#endif
+}
+